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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM3973Agents primarily affecting the cardiovascular system
Antiarrhythmics
XM0NC9Antiarrhythmics, class Ic

XM6TZ8 category

Encainide

Also indexed as

Encainide

Nearby in Antiarrhythmics, class Ic

XM9R82Propafenone
XM1E38Flecainide
XM04P2Lorcainide
XM23Q8Ethacizine

PreviousXM04P2 — Lorcainide NextXM23Q8 — Ethacizine

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
Substances
Diagnosis code descriptors
Capacity or context
Health Devices, Equipment and Supplies
Extension codes of particular relevance to skin diseases
5 more
XM6S30Medicaments
XM9N55Substances, chiefly nonmedicinal
Allergens
XM3KY1Agents affecting genitourinary system, sex or anabolic hormones
XM26S4Hormones and their synthetic substitutes or antagonists, not elsewhere classified
XM9W63Agents affecting bones, joints or other connective tissue, not elsewhere classified
XM4TG8Agents primarily affecting water and nutrition-balance or metabolism
XM3973Agents primarily affecting the cardiovascular system
XM6CH2Drugs primarily affecting the autonomic nervous system
XM7YD4Drugs used in addictive disorders
XM8014Antivertigo and motion sickness preparations
XM1950Agents primarily acting on smooth and skeletal muscles or the respiratory system
14 more
Agents acting on the renin-angiotensin system
Antihyperlipidemic and antiarteriosclerotic drugs
Calcium-channel blockers
Cardiac stimulants
Antiarrhythmics
Other antihypertensive drugs
Vasodilators used in cardiac diseases
Peripheral vasodilators
Other agents primarily affecting the cardiovascular system
2 more
XM2FU1Antiarrhythmics, class Ia
XM7844Antiarrhythmics, class Ib
XM0NC9Antiarrhythmics, class Ic
XM1AP6Antiarrhythmics, class III
XM5JW0Other antiarrhythmics, class I and III
XM0KK7Antidysrhythmic
XM9ZL3Cardiac depressants
XM2W76Cardiac rhythm regulator specified
XM88L7Cardiac rhythm regulator
4 more
XM9R82Propafenone
XM1E38Flecainide
XM04P2Lorcainide
XM6TZ8Encainide
XM23Q8Ethacizine

International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).

Release 2026-01. View this entity in the official WHO ICD-11 browser.

This page reproduces WHO classification content for reference. It is not medical advice and must not be used to diagnose or treat. For coding decisions, consult the official release and your national coding guidelines.

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